Virtual Datacenters

Dear JDisc friends, besides adding new devices, we are always working on larger enhancements and changes. This time we are working on virtualization. So far, JDisc Discovery was able to identify a variety of different virtualization technologies. It was detecting the virtual machines running on physical servers and in many cases their clustering. We started…

Virtual Router Redundancy Protocol (VRRP) and Hot Standby Router Protocol (HSRP)

Redundancy is a key concept for protecting critical environments against single points of failures. Server cluster assure the availability of critical applications on the corporate network. However, redundancy doesn’t help if every component of a critical system is designed in a redundant manner. For network infrastructure devices such as switches and routers, there are protocols…